package com.situ.day7;

import java.util.Arrays;

public class Demo {

    public static void main(String[] args) {
        String[] array = "1:2:3:4".split(":");
        System.out.println(array);//[Ljava.lang.String;@58372a00
        System.out.println(Arrays.toString(array));
        System.out.println(Integer.parseInt("123abc"));
    }
}
